world-renowned kuma kengo is behind projects that are reshaping tokyo and far beyond.is use of natural materials, espepecially his innovative sty with wood, has been attracting attention. and now with the pandemic, kuma is more committed than ever to his belief in respecting and integrating nature in his design. we spoke to him about the architecture of tomorrow. >> translator: until now, architects and the construction industry have survived by building boxes. i realized that i need to reflect deeply on the fact that our methods probably didn't make people happy. >> reporter: the boxes, airtight monoliths of reinforced concrete steel and glass, dominate cityscapes worldwide. >> translator: these boxes are exactly what we now view as congested, unsafe places. we u used to feel that they allowed us to work efficiently, but it was actually creating a lot of stress. and today, with the advances in i.t., it's not necessary to pack people together in a box. in fact, this might even be less efficient than other ways of doing things. i sensed that people were growing increasi